APSA2R5ELL681MHB5S

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Aluminum-polymer capacitors are electronic components made of several layers of metal foil and a dielectric polymer material. The most common form is a cylindrical device with two leads extending out from the cylinder. The capacitance, or ability to store electrical charge, of each capacitor is determined by the amount of surface area between the two metal plates. The metal plates act as the two contacts between the two leads.

The APSA2R5ELL681MHB5S capacitor is suitable for a variety of applications, including power supply filtering, noise suppression, voltage pulsing and general energy storage. It has a rated voltage of 4V and a capacitance of 6.8µF. It has a low equivalent series resistance (ESR) of 0.05 ohms and is designed to be used in low ESR applications such as DC-DC converters, CRT display filters and power management circuits.

The working principle of the APSA2R5ELL681MHB5S is based on the fact that when a voltage is applied across the device, a current flows between the two plates. This current causes an electric field to be established between the two plates, which creates a force on the electrons surrounding the plates, moving them from one plate to the other. As the electrons move, they create a charge on each plate, thus storing electrical energy in the form of a field.

The metal plates act as a "dielectric" (i.e. an insulating material) between the two leads which prevents the current from flowing directly between the plates. This "dielectric" layer increases the capacitance of the device, allowing it to store more energy. When the voltage is removed, the electrons return to their original positions, discharging the stored energy back into the circuit.

Aluminum-polymer capacitors are becoming increasingly popular due to their low ESR ratings and high energy storage. They are ideal for use in high frequency, power sensitive applications such as DC-DC convertes, high power converters and power management circuits. In addition, they are relatively inexpensive compared to other types of capacitors.

The APSA2R5ELL681MHBS capacitor is a reliable, cost efficient, and highly effective electronic component. Its low ESR rating makes it well suited for use in power supply filtering, noise suppression, voltage pulsing, and general energy storage applications. It provides a high level of performance, low cost, and high storage capacity, making it the perfect choice for a variety of applications.

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